NSN 5305-00-138-0331

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-00-138-0331 An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.

Alternate Parts: 5305001380331, 5305001380331, SMC4135315, SMC413531-5, SMC414053, 5305-00-138-0331, 00-138-0331, 5305001380331, 001380331

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUL 23, 197100-138-033101852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-138-0331
Part Number Cage Code Manufacturer
5305001380331A00AME.C.A ETABLISSEMENT CENTRALDESAPPROVISIONNEMENTS DES FORCES
5305001380331SCY13E.C.A ETABLISSEMENTCENTRALD'APPROVISIONNEMENT DES
SMC413531-580063US ARMY COMMUNICATIONS &ELECTRONICS MATERIEL READINESS
SMC414053D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
Technical Data | NSN 5305-00-138-0331
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.112 INCHES
THREAD QUANTITY PER INCH40
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.214 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
FASTENER LENGTH0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD STYLE3 DISHED HEXAGON
HEAD DIAMETER0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM
HEAD HEIGHT0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM